Manganese is a chemical element with symbol Mn and atomic number 25. It is not found as a Manganese metal and its common ions are paramagnetic. . The manganese content of some iron ores used in Greece led to speculations that

Manganese element #25, symbol Mn is a gray-white metal with a pinkish The most important of these minerals is pyrolusite, the main ore mineral for manganese. Most underground mining commonly is done by room-and-pillar methods.

Manganese is one of the few elements that … known to to lie on the ocean floor in the form of nodules, which are large lumps of metallic ores. The pure metal is produced from its most common compound \MnO_2\---10th most abundant